CORNING INC /NY — Director's Dealing 2025

Apr 3, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CORNING INC /NY (GLW)
CIK: 0000024741
Period of Report: 2025-04-01

Reporting Person: Zhang John Z (SVP&GM Glass Innov. & Asia)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-04-01	Restricted Stock Unit	$	A	24374	Acquired		Common Stock (24374)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	0	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Restricted Stock Unit	$		Common Stock (4952)	4952	Direct
Restricted Stock Unit	$		Common Stock (14439)	14439	Direct
Restricted Stock Unit	$		Common Stock (18884)	18884	Direct
Restricted Stock Unit	$		Common Stock (22498)	22498	Direct

Footnotes

F1: Each restricted stock unit represents a contingent right to receive one share of Corning Incorporated common stock.

F2: The restricted stock units (RSUs) granted on February 8, 2023 vest 1/3 after 1 year from the grant date and 1/6 every 6 months thereafter until fully vested on the third anniversary of the grant date.

F3: The restricted stock units (RSUs) vest 100% on April 15, 2025. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to the vesting date.

F4: The restricted stock units (RSUs) vest 100% on April 15, 2026. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to the vesting date.

F5: The restricted stock units (RSUs) vest 100% on April 15, 2027. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to the vesting date.

F6: The restricted stock units (RSUs) vest 100% on April 14, 2028. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to the vesting date.